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-rw-r--r--JPratt/src/main/java/bjc/pratt/commands/AbstractInitialCommand.java32
1 files changed, 32 insertions, 0 deletions
diff --git a/JPratt/src/main/java/bjc/pratt/commands/AbstractInitialCommand.java b/JPratt/src/main/java/bjc/pratt/commands/AbstractInitialCommand.java
new file mode 100644
index 0000000..b5a789c
--- /dev/null
+++ b/JPratt/src/main/java/bjc/pratt/commands/AbstractInitialCommand.java
@@ -0,0 +1,32 @@
+package bjc.pratt.commands;
+
+import bjc.pratt.InitialCommand;
+import bjc.pratt.ParserContext;
+import bjc.pratt.Token;
+import bjc.utils.data.ITree;
+import bjc.utils.parserutils.ParserException;
+
+/**
+ * Abstract base for initial commands.
+ *
+ * @author bjculkin
+ *
+ * @param <K>
+ * The key type of the tokens.
+ *
+ * @param <V>
+ * The value type of the tokens.
+ *
+ * @param <C>
+ * The state type of the parser.
+ */
+public abstract class AbstractInitialCommand<K, V, C> implements InitialCommand<K, V, C> {
+ @Override
+ public ITree<Token<K, V>> denote(Token<K, V> operator, ParserContext<K, V, C> ctx) throws ParserException {
+ return intNullDenotation(operator, ctx);
+ }
+
+ protected abstract ITree<Token<K, V>> intNullDenotation(Token<K, V> operator, ParserContext<K, V, C> ctx)
+ throws ParserException;
+
+} \ No newline at end of file